(1S)-1-(5-methyl-1,2-oxazol-3-yl)ethan-1-ol CAS 119596-06-4
| CAS No. | 119596-06-4 |
| Molecular Formula | C6H9NO2 |
| Molecular Weight | 127.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (1S)-1-(5-methyl-1,2-oxazol-3-yl)ethan-1-ol.
(1S)-1-(5-methyl-1,2-oxazol-3-yl)ethan-1-ol (CAS 119596-06-4), molecular formula C6H9NO2 and molecular weight 127.14 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, (1S)-1-(5-methyl-1,2-oxazol-3-yl)ethan-1-ol is typically white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 127.14 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (1S)-1-(5-methyl-1,2-oxazol-3-yl)ethan-1-ol meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C6H9NO2 |
| Molecular Weight | 127.14 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 1 |
Recommended Standards
- 4-Dimethylaminobut-2-ynoic Acid (CAS 118764-05-9)
- 5-Amino-3-methoxy-1-methylpyrazole (CAS 1201935-28-5)
- (3-(Aminomethyl)-1h-pyrazol-5-yl)methanol (CAS 1187361-15-4)
- 2-Oxa-6-azaspiro[3.4]octan-7-one (CAS 1207174-87-5)
- Propyl 2-amino-4,5,6,7,8,9,10,11,12,13-decahydrocyclododeca[b]thiophene-3-carboxylate (CAS 350997-37-4)
- 1-(Cyclopropylsulfonyl)azetidin-3-ol (CAS 1187594-22-4)
- 4-(Difluoromethyl)-2-methylbenzonitrile (CAS 1261571-51-0)
- 1-(1-(2,4-Dichlorobenzyl)-1H-1,2,3-triazol-4-yl)ethan-1-one (CAS 1443291-27-7)
- 2-((2-((2-Fluorophenyl)amino)-2-oxoethyl)thio)benzoic acid (CAS 385382-63-8)
- Tert-butyl ((3R,3aR,6S,6aR)-6-aminohexahydrofuro[3,2-b]furan-3-yl)carbamate (CAS 1570346-43-8)
- 4-Propylpyrimidin-2-amine (CAS 28732-64-1)
- (3,5-Dibromothiophen-2-yl)methanol (CAS 675872-43-2)
- 2-Chloro-N-{4-[(2-chlorophenyl)sulfanyl]phenyl}-4-methanesulfonylbenzamide (CAS 339105-60-1)
- Casein Kinase II Receptor Peptide (CAS 198481-81-1)
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